Tomas Fernandez, Author at Semaphore - Page 10 of 13

Posts by Tomas Fernandez

Dockerizing a PHP Application

Learn how to leverage Docker’s advantages to easily develop and deploy a PHP application to Heroku, using Semaphore for continuous deployment.

Tomas Fernandez

Dockerizing a Python Django Web Application

Get an understanding of how to dockerize your Django application, using the Gunicorn web server, capable of serving thousands of requests in a minute.

Tomas Fernandez

30 Common CI/CD Interview Questions (with Answers)

Are you ready to ace you software interview? We’ve collected and answered 30 common CI/CD interview questions. How many can you answer?

Tomas Fernandez

Dockerizing a Ruby on Rails Application

Learn how to build and dockerize a Ruby on Rails application that uses PostgreSQL, Redis and Sidekiq.

Tomas Fernandez

21 Tips to Write Better Posts for Developers

How do you write a blog that other developers will enjoy? Check out our 21 tips to write better posts for developers.

Tomas Fernandez

A Complete Guide to Optimizing Slow Tests

We have released a new guide containing every piece of wisdom we could muster to help you write fast tests and keep them fast. The guide is open source and you can download it today.

Tomas Fernandez

Interviewing Engineers at Semaphore

For a company like Semaphore that consists of small and agile teams where every individual counts, finding the right engineers is crucial to success.

Tomas Fernandez

10 Books Every Senior Engineer Should Read

Engineers are natural readers. At Semaphore, we’ve picked our favorite books. We hope you like them too.

Tomas Fernandez

The Testing Pyramid: How to Structure Your Test Suite

Explore different ways of organizing the test suite including testing pyramid, testing matrix and testing trophy.

Tomas Fernandez

Do You Need to Test Everything?

Tests enforce requirements and provide feedback, telling us when something breaks. But are they always necessary?

Tomas Fernandez

The 6 Principles of Test Automation

Test automation allows developers to get continuous feedback and spot problems very early in the production cycle. Quick iteration results in improved design, better quality, and safer launches.

Tomas Fernandez

The Economics of TDD

TDD can help you accelerate development and reduce costs over a project’s lifecycle.

Tomas Fernandez

9 Ways To Make Slow Tests Faster

At Semaphore, we’ve seen our fair share of tests and have identified 9 ways to make your slow tests faster.

Tomas Fernandez

5-Step Strategy for Optimizing Slow Tests

Tests should help development, not block it. Optimize them to keep you development cycle fast and stay competitive.

Tomas Fernandez

What is a Flaky Test? How to Fix Flaky Tests?

Randomly failing tests are the hardest to debug. Here’s a system you can use to fix them and keep your test suite healthy.

Tomas Fernandez

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